Fix xcodeproj build after http://reviews.llvm.org/rL232619

[flackr]

Summary

Adds EmulateInstructionMIPS64 to the xcodeproj build so that it's found when linking.

[clayborg]

Looks good.

[flackr]

Thanks for the FYI, you beat me to landing the fix :-). In hindsight I see
that simple patches which fix build breakages can be landed before review.

lldb.xcodeproj/project.pbxproj

                B2B7CCF015D1C20F00EEFB57 /* WatchpointOptions.cpp in Sources */ = {isa = PBXBuildFile; fileRef = B2B7CCEF15D1C20F00EEFB57 
                E769331C1A94D15400C73337 /* lldb-gdbserver.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26D6F3F4183E7F9300194858 /* 
                E769331E1A94D18100C73337 /* lldb-server.cpp in Sources */ = {isa = PBXBuildFile; fileRef = E769331D1A94D18100C73337 /* lld
+               E7FA0A8D1AB9EF1000626A5B /* EmulateInstructionMIPS64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = E7FA0A8A1AB9EF1000
                ED88244E15114A9200BC98B9 /* Security.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = EDB919B414F6F10D008FF64B 
                ED88245015114CA200BC98B9 /* main.mm in Sources */ = {isa = PBXBuildFile; fileRef = ED88244F15114CA200BC98B9 /* main.mm */;
                ED88245115114CA200BC98B9 /* main.mm in Sources */ = {isa = PBXBuildFile; fileRef = ED88244F15114CA200BC98B9 /* main.mm */;

                B2B7CCEF15D1C20F00EEFB57 /* WatchpointOptions.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sour
                B2D3033612EFA5C500F84EB3 /* InstructionUtils.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcec
                E769331D1A94D18100C73337 /* lldb-server.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode
+               E7FA0A8A1AB9EF1000626A5B /* EmulateInstructionMIPS64.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType
+               E7FA0A8B1AB9EF1000626A5B /* EmulateInstructionMIPS64.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType =
                ED88244F15114CA200BC98B9 /* main.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.obj
                ED88245215114CFC00BC98B9 /* LauncherRootXPCService.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = 
                EDB919B214F6EC85008FF64B /* LauncherXPCService.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourc

                26D9FDCA12F785120003F2EE /* Instruction */ = {
                        isa = PBXGroup;
                        children = (
+                               E7FA0A881AB9EF1000626A5B /* MIPS64 */,
                                26D9FDCB12F785270003F2EE /* ARM */,
                                264A12F91372522000875C42 /* ARM64 */,
                        );

                        name = "lldb-server";
                        sourceTree = "<group>";
                };
+               E7FA0A881AB9EF1000626A5B /* MIPS64 */ = {
+                       isa = PBXGroup;
+                       children = (
+                               E7FA0A8A1AB9EF1000626A5B /* EmulateInstructionMIPS64.cpp */,
+                               E7FA0A8B1AB9EF1000626A5B /* EmulateInstructionMIPS64.h */,
+                       );
+                       path = MIPS64;
+                       sourceTree = "<group>";
+               };
                EDC6D49114E5C15C001B75F8 /* launcherXPCService */ = {
                        isa = PBXGroup;
                        children = (

                                2689010A13353E6F00698AC0 /* ThreadPlanTracer.cpp in Sources */,
                                AF37E10A17C861F20061E18E /* ProcessRunLock.cpp in Sources */,
                                26474CAA18D0CB070073DEBA /* RegisterContextFreeBSD_mips64.cpp in Sources */,
+                               E7FA0A8D1AB9EF1000626A5B /* EmulateInstructionMIPS64.cpp in Sources */,
                                26CA97A1172B1FD5005DC71B /* RegisterContextThreadMemory.cpp in Sources */,
                                2689010B13353E6F00698AC0 /* ThreadSpec.cpp in Sources */,
                                2689010C13353E6F00698AC0 /* UnixSignals.cpp in Sources */,